mirror of
https://github.com/Ylianst/MeshCentral.git
synced 2025-03-09 15:40:18 +00:00
127 lines
4.5 KiB
JavaScript
127 lines
4.5 KiB
JavaScript
/*
|
|
Copyright 2018-2019 Intel Corporation
|
|
|
|
Licensed under the Apache License, Version 2.0 (the "License");
|
|
you may not use this file except in compliance with the License.
|
|
You may obtain a copy of the License at
|
|
|
|
http://www.apache.org/licenses/LICENSE-2.0
|
|
|
|
Unless required by applicable law or agreed to in writing, software
|
|
distributed under the License is distributed on an "AS IS" BASIS,
|
|
WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
|
|
See the License for the specific language governing permissions and
|
|
limitations under the License.
|
|
*/
|
|
|
|
var MemoryStream = require('MemoryStream');
|
|
var WindowsChildScript = 'var parent = require("ScriptContainer");var Wireless = require("wifi-scanner-windows");Wireless.on("Scan", function (ap) { parent.send(ap); });Wireless.Scan();';
|
|
|
|
|
|
function AccessPoint(_ssid, _bssid, _lq)
|
|
{
|
|
this.ssid = _ssid;
|
|
this.bssid = _bssid;
|
|
this.lq = _lq;
|
|
}
|
|
AccessPoint.prototype.toString = function ()
|
|
{
|
|
return ("[" + this.bssid + "]: " + this.ssid + " (" + this.lq + ")");
|
|
//return (this.ssid + " [" + this.bssid + "]: " + this.lq);
|
|
}
|
|
|
|
function WiFiScanner()
|
|
{
|
|
var emitterUtils = require('events').inherits(this);
|
|
emitterUtils.createEvent('accessPoint');
|
|
|
|
this.hasWireless = function ()
|
|
{
|
|
var retVal = false;
|
|
var interfaces = require('os').networkInterfaces();
|
|
for (var name in interfaces)
|
|
{
|
|
if (interfaces[name][0].type == 'wireless') { retVal = true; break; }
|
|
}
|
|
return (retVal);
|
|
};
|
|
|
|
this.Scan = function ()
|
|
{
|
|
if (process.platform == 'win32')
|
|
{
|
|
this.master = require('ScriptContainer').Create(15, ContainerPermissions.DEFAULT);
|
|
this.master.parent = this;
|
|
this.master.on('data', function (j) { this.parent.emit('accessPoint', new AccessPoint(j.ssid, j.bssid, j.lq)); });
|
|
|
|
this.master.addModule('wifi-scanner-windows', getJSModule('wifi-scanner-windows'));
|
|
this.master.ExecuteString(WindowsChildScript);
|
|
}
|
|
else if (process.platform == 'linux')
|
|
{
|
|
// Need to get the wireless interface name
|
|
var interfaces = require('os').networkInterfaces();
|
|
var wlan = null;
|
|
for (var i in interfaces)
|
|
{
|
|
if (interfaces[i][0].type == 'wireless')
|
|
{
|
|
wlan = i;
|
|
break;
|
|
}
|
|
}
|
|
if (wlan != null)
|
|
{
|
|
this.child = require('child_process').execFile('/sbin/iwlist', ['iwlist', wlan, 'scan']);
|
|
this.child.parent = this;
|
|
this.child.ms = new MemoryStream();
|
|
this.child.ms.parent = this.child;
|
|
this.child.stdout.on('data', function (buffer) { this.parent.ms.write(buffer); });
|
|
this.child.on('exit', function () { this.ms.end(); });
|
|
this.child.ms.on('end', function ()
|
|
{
|
|
var str = this.buffer.toString();
|
|
tokens = str.split(' - Address: ');
|
|
for (var block in tokens)
|
|
{
|
|
if (block == 0) continue;
|
|
var ln = tokens[block].split('\n');
|
|
var _bssid = ln[0];
|
|
var _lq;
|
|
var _ssid;
|
|
|
|
for (var lnblock in ln)
|
|
{
|
|
lnblock = ln[lnblock].trim();
|
|
lnblock = lnblock.trim();
|
|
if (lnblock.startsWith('ESSID:'))
|
|
{
|
|
_ssid = lnblock.slice(7, lnblock.length - 1);
|
|
if (_ssid == '<hidden>') { _ssid = ''; }
|
|
}
|
|
if (lnblock.startsWith('Signal level='))
|
|
{
|
|
_lq = lnblock.slice(13,lnblock.length-4);
|
|
}
|
|
else if (lnblock.startsWith('Quality='))
|
|
{
|
|
_lq = lnblock.slice(8, 10);
|
|
var scale = lnblock.slice(11, 13);
|
|
}
|
|
}
|
|
this.parent.parent.emit('accessPoint', new AccessPoint(_ssid, _bssid, _lq));
|
|
}
|
|
});
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
module.exports = WiFiScanner;
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|